Season 1
Ep 1 - Second Contact
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Ensign Tendi has her first day of work on Starfleet's U.S.S. Cerritos, where she meets fellow support crew members, Ensigns Mariner, Boimler and Rutherford. Meanwhile, Boimler is tasked with a secret special assignment and Rutherford attempts to keep his dating life intact while a sci-fi disaster strikes the ship.
Ep 2 - Envoys
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After a high profile mission goes awry, Boimler is further plagued with self-doubt when Mariner proves herself to be a more naturally talented sci-fi badass than he. Rutherford quits his job in engineering and explores other departments on the U.S.S. Cerritos.
Ep 3 - Temporal Edict
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A new work protocol eliminating "buffer time" has the Lower Decks crew running ragged as they try to keep up with their tightened schedules. Ensign Mariner and Commander Ransom's mutual lack of respect comes to a head during an away mission.
Ep 4 - Moist Vessel
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Captain Freeman seeks the ultimate payback after Mariner blatantly disrespects her in front of the crew. A well-meaning Tendi accidentally messes up a Lieutenant's attempt at spiritual ascension and tries to make it right.
Ep 5 - Cupid's Errant Arrow
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Mariner becomes suspicious of Boimler's new girlfriend Barb. Tendi and Rutherford grow jealous of the USS Vancouver's more-advanced gear.
Ep 6 - Terminal Provocations
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The lovable, but awkward, Ensign Fletcher makes work difficult for Mariner and Boimler. Rutherford introduces Tendi to a holodeck training program he created.
Ep 7 - Much Ado About Boimler
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Mariner tries to impress her best friend from Starfleet Academy who is now a visiting Captain. Boimler is sent to a Starfleet medical ship after a transporter accident puts him “out of phase.”
Ep 8 - Veritas
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Mariner, Boimler, Tendi and Rutherford are caught off guard when aliens force them to testify about a series of seemingly unrelated events.
Ep 9 - Crisis Point
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Mariner repurposes Boimler’s holodeck program to cast herself as the villain in a Lower Decks style movie.
Ep 10 - No Small Parts
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The U.S.S. Cerritos encounters a familiar enemy. Tendi helps a struggling recruit find her footing.
Season 2
Ep 1 - Strange Energies
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Approximately three months later, the U.S.S. Cerritos is dispatched on a mission where it ends up in a sci-fi event resulting in "strange energy," which Commander Ransom inadvertently absorbs.
Ep 2 - Kayshon, His Eyes Open
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Our Lower Deckers have trouble bonding with Ensign Jet Manhaver, who has been assigned Boimler’s bunk and shift duties. Boimler’s life on the U.S.S. Titan proves to be more intense than he thought it would be.
Ep 3 - We'll Always Have Tom Paris
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Assigned a special task by Dr. T'Ana, Tendi enlists Mariner for help. On the U.S.S. Cerritos, Rutherford is consumed by a bridge crew mystery.
Ep 4 - Mugato, Gumato
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The U.S.S. Cerritos is dispatched to a planet to investigate an unexplained sighting of a dangerous Mugato.
Ep 5 - An Embarrassment of Dooplers
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Mariner and Boimler try to track down the location of a legendary Starfleet party while the bridge crew deals with an insecure alien diplomat.
Ep 6 - The Spy Humongous
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Anomaly consolidation day on the U.S.S. Cerritos leaves the Lower Deckers with mixed emotions. Captain Freeman attempts to negotiate peace on the Pakled home world.
Ep 7 - Where Pleasant Fountains Lie
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Mariner and Boimler are stranded on an uninhabited planet with a sentient computer. On the Cerritos, Lt. Commander Billups must prove his engineering abilities to an old adversary.
Ep 8 - I, Excretus
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A consultant arrives on the U.S.S. Cerritos to run drills that require the lower deckers and bridge crew to swap duties.
Ep 9 - wej Duj
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Boimler tries to find a friend from the bridge, while the crew of the USS Cerritos has free time during a long warp trip.
Ep 10 - First First Contact
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The U.S.S. Cerritos is tasked to aid another starship on a first contact mission.
Season 3
Season 4
Focusing on the support crew serving on one of Starfleet's least important ships, the USS Cerritos, in 2380. Ensigns Mariner, Boimler, Rutherford and Tendi must keep up with their duties and their social lives, often while the ship is being rocked by a multitude of sci-fi anomalies. The ship's bridge crew includes Captain Carol Freeman, Commander Jack Ransom, Lieutenant Shaxs and Doctor T'Ana.
Next episode: 0x00 ()
Current episode: Old Friends, New Planets (2) 4x10 (2023-11-02)
Mariner faces her past.
Status:
Continuing
Network:
Paramount+
Airs:
03:00:00
Runtime:
25 minutes